Hilong has long been committed to oilfield environmental protection services. Through cooperation with multiple domestic research institutions, it has occupied a leading position in the market for oilfield wellsite restoration in Pakistan for many years. Through a combination of soil testing and analysis, soil remediation, biodegradation, cuttings encapsulation solidification, erosion control, backfilling, vegetation restoration, oily wastewater treatment, and high-concentration wastewater transportation to sewage plants, Hilong achieves the restoration of oilfield wellsite and functions.